TC Energy shuts Keystone pipeline after oil release in Nebraska

Canada's TC Energy on Thursday said it shut the 622,000 barrel-per-day Keystone pipeline and was responding to an oil release about 20 miles south of of Steele City, Nebraska.

An emergency shutdown and response was initiated at about 8 p.m. CT on Dec. 7 after alarms and a pressure drop in the system, the company said, adding booms were deployed to control downstream migration of the release.